diff options
| author | Libin Yang <libin.yang@intel.com> | 2016-11-28 20:07:05 +0800 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2016-11-29 17:33:35 +0200 |
| commit | 9a148a96fc3a654ddcf142a7ab7db37b972ba5d8 (patch) | |
| tree | ea6a244094258fa5413c12c193cae2878b332ebe /drivers/gpu/drm/i915/i915_debugfs.c | |
| parent | c6385c947f4d1526d823a16ea25daa93d2897997 (diff) | |
drm/i915/debugfs: add dp mst info
Add the DP MST info dump in debugfs.
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Signed-off-by: Libin Yang <libin.yang@intel.com>
Reviewed-by: Lyude <cpaul@redhat.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1480334827-112273-1-git-send-email-libin.yang@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 4a431d9c700c..db53fd09f8df 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2877,6 +2877,20 @@ static void intel_dp_info(struct seq_file *m, &intel_dp->aux); } +static void intel_dp_mst_info(struct seq_file *m, + struct intel_connector *intel_connector) +{ + struct intel_encoder *intel_encoder = intel_connector->encoder; + struct intel_dp_mst_encoder *intel_mst = + enc_to_mst(&intel_encoder->base); + struct intel_digital_port *intel_dig_port = intel_mst->primary; + struct intel_dp *intel_dp = &intel_dig_port->dp; + bool has_audio = drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, + intel_connector->port); + + seq_printf(m, "\taudio support: %s\n", yesno(has_audio)); +} + static void intel_hdmi_info(struct seq_file *m, struct intel_connector *intel_connector) { @@ -2919,7 +2933,10 @@ static void intel_connector_info(struct seq_file *m, switch (connector->connector_type) { case DRM_MODE_CONNECTOR_DisplayPort: case DRM_MODE_CONNECTOR_eDP: - intel_dp_info(m, intel_connector); + if (intel_encoder->type == INTEL_OUTPUT_DP_MST) + intel_dp_mst_info(m, intel_connector); + else + intel_dp_info(m, intel_connector); break; case DRM_MODE_CONNECTOR_LVDS: if (intel_encoder->type == INTEL_OUTPUT_LVDS) |